how do you do longhand

A medical researcher says that less than 88% of adults in a certain country think that healthy children should be required to be vaccinated. In a random sample of 600 adults in that country, 85% think that healthy children should be required to be vaccinated. At a= 0.05, is there enough evidence to support the researcher's claim? Complete parts (a) through (e) below. (a) Identify the claim and state Ho and Ha- Identify the claim in this scenario. Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or a decimal. Do not round.) O A. % of adults in the country think that healthy children should be required to be vaccinated. O B. The percentage of adults in the country who think that healthy children should be required to be vaccinated is not % O C. Less than % of adults in the country think that healthy children should be required to be vaccinated. O D. More than % of adults in the country think that healthy children should be required to be vaccinated